The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be replaced. In others, the complete cooler line must be replaced to correct this concern.
Car Problem Reports
Chevrolet Lumina Rubber Transmission Cooler Lines Can Leak Fluid
Chevrolet Lumina Problem
Average Mileage: 123,433 mi (80,300 mi - 170,000 mi)